Well, it's a press release, so it doesn't have to be true – but “Userful Corporation announces the wide-spread availability of its multi-station Linux software that enables Ubuntu users worldwide to easily add multiple workstations to their existing computers.”
Perhaps your lift will improve if you read here

Quote:

Userful's Multiplier software is ideally suited for organizations that wish to deploy large numbers of workstations for users without deploying a large number of computers. By sharing the processing power and resources of modern, often overpowered PCs with up to nine additional users, Userful and Ubuntu can reduce IT management, electrical and cooling costs by more than fifty percent per workstation.